Fluorinated polyurethanes and polyurethane-ureas, and methods fo

Details Fluorinated polyurethanes and polyurethane-ureas, and methods fo Fluorinated polyurethanes and polyurethane-ureas, and methods fo

1992-12-22

1994-07-26

Kight, III, John

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

528 66, 528 70, C08G 1810

Patent

active

053327985

ABSTRACT:
Fluorinated polyurethanes and polyurethane-ureas, of heat-processable, elastomeric type, constituted by rubber-like blocks and hard blocks, comprising segments derived from:

REFERENCES:
patent: 3665041 (1972-05-01), Sianesi et al.
patent: 3810874 (1974-05-01), Mitsch et al.
patent: 3847978 (1974-01-01), Sianesi et al.
patent: 5032666 (1991-07-01), Hu et al.
patent: 5189135 (1993-02-01), Cozzi et al.
P. G. Edelman, "Polymer Preprints", pp. 314-315 (1990, "Perfluoropolyether Soft Segment Containing Polyurethanes".

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